Qahderījān in Fall
In fall (September, October and November), Qahderījān sees average daytime highs around 24°C and overnight lows near 9°C, with 18 mm of precipitation over about 4 wet days across the season. It is the 2nd-warmest season and the 3rd-wettest season.
Over the season highs ease from about 33°C in early September to 13°C by late November. The sky is clear or mostly clear about 79% of the time across fall, and the air most often feels dry.
Fall is Qahderījān's 2nd-best season to visit on our travel score. For the whole year in context, see Qahderījān's year-round climate.
- Avg daytime high
- 24°C
- 2nd-warmest season
- Avg overnight low
- 9°C
- Precipitation
- 18 mm
- 4 wet days
- Avg wind
- 7 km/h
- Travel score
- 7.0
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Qahderījān in Fall
Over the season highs ease from about 33°C in early September to 13°C by late November.
A typical fall day in Qahderījān reaches about 24°C and drops to 9°C overnight. The warmest of the three months is September, the coolest November.
How fall really feels in Qahderījān
Once humidity and wind are folded in, fall brings about 13 days that feel above 32°C and 12 that feel at or below 0°C.
Qahderījān sees both extremes in fall: hot, sticky afternoons and freezing nights both show up.
Qahderījān weather by month
How the three fall months (September, October and November) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 9° / -4° | 17 | 3.4 | 1.9 | 10.1 | 2.2 |
| Feb | 13° / -1° | 14 | 3.1 | 0.6 | 10.8 | 4.2 |
| Mar | 17° / 3° | 17 | 3.5 | 0.2 | 11.8 | 6.7 |
| Apr | 23° / 8° | 11 | 3.6 | 0 | 12.8 | 8.0 |
| May | 28° / 14° | 9 | 2.4 | 0 | 13.6 | 7.1 |
| Jun | 34° / 18° | 1 | 0.3 | 0 | 14.1 | 4.0 |
| Jul | 36° / 22° | 0 | 0 | 0 | 13.9 | 2.4 |
| Aug | 35° / 20° | 0 | 0 | 0 | 13.2 | 3.3 |
| Sep | 31° / 15° | 0 | 0.1 | 0 | 12.2 | 5.9 |
| Oct | 25° / 9° | 3 | 1.3 | 0 | 11.2 | 8.8 |
| Nov | 16° / 3° | 15 | 2.5 | 0.2 | 10.3 | 6.3 |
| Dec | 11° / -2° | 14 | 3 | 1 | 9.9 | 3.4 |
Cloud cover in Fall
The sky is clear or mostly clear about 79% of the time across fall.
Chance of precipitation in Fall
Qahderījān gets around 18 mm of rain and snow over 4 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 7 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 h 42 min in early September to 10 hours by late November. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 5.1 kWh/m².
Is fall a good time to visit Qahderījān?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is one of the better times to visit Qahderījān for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Qahderījān in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Qahderījān sees daytime highs around 24°C and nights near 9°C. Pack light clothes and sun protection. Worth having: a warm layer.
UV index in Qahderījān in Fall
Clear-sky midday UV across fall averages around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Qahderījān peaks around July 18 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 at about 3 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 3 | 6 | 7 | 8 | 10 | 11 | 11 | 11 | 8 | 7 | 4 | 3 |
| Level | Moderate | High | High | Very high | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 3 | Moderate |
| Feb | 6 | High |
| Mar | 7 | High |
| Apr | 8 | Very high |
| May | 10 | Extreme |
| Jun | 11 | Extreme |
| Jul | 11 | Extreme |
| Aug | 11 | Extreme |
| Sep | 8 | Very high |
| Oct | 7 | Very high |
| Nov | 4 | Moderate |
| Dec | 3 | Moderate |
Air quality in Qahderījān in Fall
Average fine-particle pollution (PM2.5) through the year — so you can see where fall falls, not just the annual average.
Air quality in Qahderījān is worst in April — around 40 µg/m³ PM2.5 (poor), about 1.8× the cleanest month (August, 22 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 33 | 34 | 36 | 40 | 37 | 26 | 29 | 22 | 29 | 31 | 30 | 32 |
| Level | Moderate | Moderate | Poor | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 33 | Moderate |
| Feb | 34 | Moderate |
| Mar | 36 | Poor |
| Apr | 40 | Poor |
| May | 37 | Poor |
| Jun | 26 | Moderate |
| Jul | 29 | Moderate |
| Aug | 22 | Moderate |
| Sep | 29 | Moderate |
| Oct | 31 | Moderate |
| Nov | 30 | Moderate |
| Dec | 32 | Moderate |
Where is Qahderījān?
Qahderījān sits at 32.6°N, 51.5°E, 1,615 m above sea level, in Iran. The nearest listed city is Falāvarjān, 6.0 km away.
Topography around Qahderījān
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Qahderījān.
Within 3 km, the terrain around Qahderījān has only modest variations in elevation — a maximum elevation change of 16 m around an average of 1,615 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 886 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,852 m.
The land around Qahderījān is covered by cropland (52%) and artificial surfaces (22%) within 3 km, bare terrain (47%), cropland (24%) and artificial surfaces (22%) within 16 km, and bare terrain (74%) within 80 km.
Iran travel facts
- Travel advisory
- Level 4
- Do Not Travel
- Power plugs
- Type C / F
- 220 V · 50 Hz
- Prices
- ≈ 352% of US
- price level, 2025
- GDP per capita
- $3,924
- 2025
- Happiness
- 5.2 / 10
- World Happiness, 2025
- Safe drinking water
- 94%
- of population, 2024
- Homicide rate
- 2.4
- per 100k, 2014
- Road deaths
- 21.5
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Low
- EF EPI 492
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Qahderījān (32.5773°, 51.4537°, elevation 1,615 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.